Answers

  • Brainly User
2014-11-01T20:56:16+05:30
Mass of an atom of carbon-12 =12.0 Mass of an atom of argon=3.33×12.0u= 40.0u So,therfore the of mass of argon is 40.0u
0
2014-11-06T14:00:48+05:30
Mass of carbon atom = 12.
Mass of the argon = 12 × 3.33
                           = 39.96 u
                           = 40 u
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